CN218253308U - Winding displacement tin sticky mechanism - Google Patents

Abstract

The utility model relates to the technical field of tin dipping for flat cable processing, in particular to a tin dipping mechanism for flat cables, which comprises a turnover mechanism and a tin dissolving mechanism, wherein the turnover mechanism comprises a left vertical plate and a right vertical plate; a wire feeding mechanism is rotatably arranged between the left vertical plate and the right vertical plate; a gear disc is rotatably arranged on the outer side of the left vertical plate through a first bearing; the gear disc is in transmission connection with a turnover motor arranged on the left vertical plate through a toothed belt, and a bearing shaft in the middle of the gear disc is fixedly connected with one end of the wire feeding mechanism; the outer side of the right vertical plate is provided with a clamp. The utility model has reasonable design of the whole structure and high utilization rate of the internal space of the structure; implement the improvement through the supporting structure to current tin sticky mechanism, combine the structural design of two risers on a left side, the right side, will send line mechanism to integrate inside the support, make the rotating assembly in the whole tin sticky mechanism and send the self gravity of line subassembly to share on two risers on a left side, the right side to avoid stress concentration, can improve the stability of device operation.

Description

Winding displacement tin sticky mechanism

Technical Field

The utility model relates to a winding displacement processing tin sticky technology field specifically is a winding displacement tin sticky mechanism.

Background

In the process of pressing a terminal at a single end of a flat cable, the other end of the flat cable is usually required to be subjected to tin dipping processing so as to facilitate subsequent welding operation, and the conventional flat cable tin dipping mechanism mainly comprises vertical up-and-down moving tin dipping and rotary tin dipping;

among them, in the rotary tin dipping mechanism, as the published patent document "CN 216780592U" in our country, the rotary mechanism for tin dipping machine "in this published technology has the following disadvantages:

1. all the mechanisms take the motor base as a supporting point, the stress generated by the front tin dipping wire clamping mechanism and the adjusting mechanism under the gravity is completely acted on the mounting nodes of the bracket and the rotating motor, and the motor is taken as the supporting point, so that the mounting nodes of the bracket and the rotating motor have larger stress load.

2. The circular guard plate structure rotates and moves back and forth along with the wire clamping cylinder, and when the wire clamping cylinder is applied to actual wire arranging processing equipment, enough positions or spaces need to be reserved for the movement of the circular guard plate on the equipment.

3. According to the published documents, the bracket is a frame structure, the moving motor and the moving mechanism are designed at the front end of the bracket, and the space inside the bracket is idle, so that the space arrangement on the whole frame structure is not fully utilized.

Therefore, we propose a kind of wire arrangement tin dipping mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model provides a winding displacement tin sticky mechanism, pointing out the not enough of open patent technology "CN216780592U for the rotary mechanism of tin sticky machine" to above-mentioned background art.

The utility model discloses a winding displacement tin sticky mechanism, in order to make the whole tin sticky mechanism inner structure space obtain make full use of, reduce the space occupancy of this mechanism when using on actual winding displacement terminal processing equipment to and improve the stability of whole tin sticky mechanism, specifically include tilting mechanism, tin dissolving mechanism, tilting mechanism includes left riser and right riser; a wire feeding mechanism is rotatably arranged between the left vertical plate and the right vertical plate; a gear disc is rotatably arranged on the outer side of the left vertical plate through a first bearing; the gear disc is in transmission connection with a turnover motor arranged on the left vertical plate through a toothed belt, and a bearing shaft in the middle of the gear disc is fixedly connected with one end of the wire feeding mechanism; and a clamp is arranged on the outer side of the right vertical plate.

The wire feeding mechanism comprises two parallel side plates which are vertically arranged, and the front end and the rear end of each side plate are fixedly connected together through a tail end plate and a front end plate respectively.

The outer side of the front end plate is integrally formed with a circular positioning ring, a rectangular sliding hole is formed in the inner side of the positioning ring, a circular through hole is formed in the middle of the right vertical plate corresponding to the positioning ring, and the positioning ring is rotatably connected with the circular through hole through a second bearing sleeved on the outer side of the positioning ring.

A slide rail and a rotatably installed driving screw are fixedly installed between the two side plates and at a position close to the front end plate, a slide block is slidably installed on the outer side of the slide rail, a screw nut is rotatably sleeved on the outer portion of the driving screw, and the slide block and one side of the screw nut are fixed through a connecting plate; and a screw motor is further installed between the two side plates, the screw motor is in transmission connection with a gear driving one end of a screw through a toothed belt, a mounting seat is integrally formed on one side of the screw nut, and the mounting seat penetrates through the sliding hole and then is fixedly connected with one side of the clamp.

Furthermore, the left vertical plate and the right vertical plate are both vertical and are arranged in parallel, and two blocking pieces are symmetrically arranged on the outer side of the gear disc by taking the circle center of the gear disc as an original point; and a sensor is arranged at the bottom of the outer side of the left vertical plate corresponding to the moving position of the blocking piece.

Furthermore, the width of the positioning circular ring is consistent with the thickness of the right vertical plate, and two sides of the mounting seat are attached to the inner side walls of two sides of the sliding hole in a sliding manner; the middle part of the tail end plate is fixedly installed with a bearing shaft of the gear disc.

Furthermore, the clamp comprises a wire clamping cylinder, the front end of the wire clamping cylinder is respectively fixed with a side mounting plate and a side positioning plate, and a clamp head mechanism is arranged between the side mounting plate and the side positioning plate; the side edge of the wire clamping cylinder is provided with an installation block which is used for fixedly connecting with an installation seat on a screw nut through a bolt; the binding clip mechanism comprises a connector fixedly arranged on a telescopic rod at the front end of the wire clamping cylinder, two connecting arms which are attached side by side are rotatably arranged on the inner side of the connector through a bolt, and jaws which are designed oppositely are respectively arranged at the end parts of the two connecting arms through the bolt; and the two clamp arms of the clamp jaw are designed into a bending structure, and the bending parts of the two clamp arms are rotatably connected with the side mounting plate and the side positioning plate through pin shafts.

Furthermore, the whole tin dissolving mechanism is arranged below the clamp, the tin dissolving mechanism comprises two mounting pieces, and the side surfaces and the bottoms of the two mounting pieces are respectively and horizontally provided with a substrate and a collecting tank; one end of the top of the substrate is provided with a soldering flux groove through a mounting frame; the other end of the substrate is provided with a scraping cylinder, and the center of the top of the substrate is provided with a tin dissolving frame; a tin dissolving groove is fixed on one side of the tin dissolving frame, liquid leakage openings are reserved between the tin dissolving frame and one side of the tin dissolving groove close to the scraping cylinder and on the substrate, and a notch is arranged on one side of the tin dissolving groove close to the liquid leakage openings; the bottom of the tin dissolving tank is provided with a heating pipe; the material scraping device comprises two material scraping cylinders, wherein the two material scraping cylinders are divided into a cylinder A and a cylinder B, the cylinder A is vertically arranged at the end part of a base plate, the cylinder B is horizontally arranged at the top of the cylinder A, and a telescopic rod at the front end of the cylinder B is horizontally provided with a material scraping plate; the scraping plate extends to the inner side of the tin melting tank through the notch.

Furthermore, a tin feeding unit is arranged on the side surface of the turnover mechanism, and a tin bar roller is arranged at the tail end of the tin feeding unit through a tin wheel frame; the tin feeding unit comprises an installation corner plate; the top of the installation corner plate is fixedly provided with a stock guide plate through a backing plate, the bottom of the installation corner plate is fixedly provided with a tin feeding motor, the middle part of the stock guide plate is provided with a notch, a driving wheel in transmission connection with the tin feeding motor is rotatably arranged in the notch, the position department that the backing plate top corresponds the scarce groove rotates installs from the driving wheel, and the action wheel is relative design with from the driving wheel, the inside of stock guide corresponds the action wheel and has seted up the through wires hole from the gap department between the driving wheel, the mounting hole of rectangular shape is all seted up to the both sides position that the stock guide is located the scarce groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model has the advantages of reasonable design, the internal space utilization of structure is high, and in the tin sticky mechanism who possesses the same function, can furthest accomplish whole mechanism external volume littleer to reduce the space occupancy of this mechanism when using on actual winding displacement terminal processing equipment.

And in this mechanism, implement the improvement through the supporting structure to current tin sticky mechanism, combine the structural design of two risers on a left side, the right side, when making this tin sticky mechanism satisfy rotatory, wire rod tin sticky basic condition such as displacement, will send line mechanism to integrate inside the support, make the swivel assembly among the whole soldering tin mechanism and send the self gravity of line assembly share on two risers on a left side, the right side, also be the swivel assembly both ends, thereby avoid stress concentration, can improve the stability of device operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view showing an exploded structure of the wire clamping mechanism of the present invention;

FIG. 3 is a schematic view of the exploded structure of the wire clamping mechanism of the present invention;

FIG. 4 is a schematic view of the clamp of the present invention;

FIG. 5 is a first schematic structural view of the tin dissolving mechanism of the present invention;

FIG. 6 is a schematic structural view of a tin dissolving mechanism of the present invention;

fig. 7 is a schematic view of the structure of the tin feeding unit of the present invention.

Detailed Description

Reference will now be made in detail to the present embodiments of the invention, examples of which are illustrated in the accompanying drawings. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in a simplified schematic manner in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a flat cable tin dipping mechanism, in order to make the internal structure space of the whole tin dipping mechanism fully utilized, reduce the space occupancy rate of the mechanism when using on the actual flat cable terminal processing equipment, and improve the stability of the whole tin dipping mechanism, specifically includes a turnover mechanism and a tin dissolving mechanism 5, the turnover mechanism includes a left vertical plate 1 and a right vertical plate 2; a wire feeding mechanism 3 is rotatably arranged between the left vertical plate 1 and the right vertical plate 2; a gear disc 7 is rotatably arranged on the outer side of the left vertical plate 1 through a first bearing 6; the gear disc 7 is in transmission connection with a turnover motor 10 arranged on the left vertical plate 1 through a toothed belt 11, and a bearing shaft in the middle of the gear disc 7 is fixedly connected with one end of the wire feeding mechanism 3; the outside of right riser 2 is equipped with clamp 4, implement the improvement through the supporting structure to current tin sticky mechanism, combine a left side, the structural design of two risers in the right side, when making this tin sticky mechanism satisfy rotatory, wire rod tin sticky basic condition such as displacement, will send line mechanism 3 to integrate inside the support, make the rotating assembly in the whole soldering tin mechanism and send the self gravity share of line assembly to a left side, on two risers in the right side, thereby avoid stress concentration, can improve the stability of device operation.

In order to perfectly match or combine the wire feeding mechanism 3 with the bracket or the frame, the wire feeding mechanism 3 comprises two parallel side plates 301 which are vertically arranged, and the front end and the rear end of the two side plates 301 are fixedly connected together through a tail end plate 302 and a front end plate 303 respectively, so as to form the bracket or the frame structure of the currently known tin dipping mechanism.

Meanwhile, in order to realize that the wire feeding mechanism 3 rotates under the driving of the turnover motor 10, the front and back movement of the clamp 4 can be realized, so that the end part of the wire rod is dipped with the soldering flux and the liquid tin, and the whole tin dipping operation is completed; a circular positioning ring 305 is integrally formed on the outer side of the front end plate 303, a rectangular sliding hole 304 is formed in the inner side of the positioning ring 305, a circular through hole is formed in the middle of the right vertical plate 2 corresponding to the positioning ring 305, and the positioning ring 305 is rotatably connected with the circular through hole through a second bearing 15 sleeved on the outer side of the positioning ring 305; moreover, the front end of the wire feeding mechanism 3 is rotatably connected with the circular through hole on the right vertical plate 2 through the positioning circular ring 305 and the second bearing 15, and the front end part of the wire feeding mechanism 3 can be effectively supported.

In order to realize the operation that the wire feeding mechanism 3 drives the clamp 4 to move back and forth, a slide rail 306 and a rotatably mounted driving screw 309 are fixedly mounted between the two side plates 301 and at a position close to the front end plate 303, a slide block 307 is slidably mounted on the outer side of the slide rail 306, a screw nut 310 is rotatably sleeved on the outer portion of the driving screw 309, and one side of the slide block 307 and one side of the screw nut 310 are fixed through a connecting plate 308; a screw motor 311 is further installed between the two side plates 301, the screw motor 311 is in transmission connection with a gear driving one end of a screw 309 through a toothed belt 11, a mounting seat is integrally formed on one side of a screw nut 310, and the mounting seat penetrates through the sliding hole 304 and then is fixedly connected with one side of the clamp 4.

Referring to fig. 1, the left vertical plate 1 and the right vertical plate 2 are both vertical and parallel to each other, and in order to improve the accuracy of the rotation angle of the wire feeding mechanism 3, two blocking pieces 8 are symmetrically installed on the outer side of the gear disc 7 by using the circle center of the gear disc 7 as an origin; the bottom of the outer side of the left vertical plate 1 is provided with a sensor 9 corresponding to the moving position of the baffle 8, wherein the sensor 9 adopts any one of an inductive proximity sensor 9 or a laser measurement sensor 9, the baffle 8 is driven to move by the rotation of the gear disc 7, and a signal generated by the baffle 8 is detected by the sensor 9 and is used as a work control signal of the turnover motor 10 to avoid the transitional turnover of the wire feeding mechanism 3.

Referring to fig. 3-4, in order to minimize the gap between the clamp 4 and the outer side of the right vertical plate 2 and improve the effective fit between the clamp 4 and the positioning ring 305 without affecting the normal movement of the clamp 4, the width of the positioning ring 305 is consistent with the thickness of the right vertical plate 2, and the two sides of the mounting seat are attached to the inner side walls of the two sides of the sliding hole 304 in a sliding manner; the middle part of the tail end plate 302 is fixedly arranged with a bearing shaft of the gear disc 7.

Referring to fig. 4, the clamp 4 includes a wire clamping cylinder 404, a side mounting plate 401 and a side positioning plate 402 are respectively fixed at the front end of the wire clamping cylinder 404, and a clamp head mechanism 403 is installed between the side mounting plate 401 and the side positioning plate 402; the side edge of the wire clamping cylinder 404 is provided with an installation block 405 which is fixedly connected with an installation seat on the screw nut 310 through a bolt; the tong head mechanism 403 comprises a connecting head 431 fixedly arranged on an expansion link at the front end of the wire clamping cylinder 404, two connecting arms 432 which are attached side by side are rotatably arranged on the inner side of the connecting head 431 through bolts, and jaws 433 which are oppositely designed are respectively arranged at the end parts of the two connecting arms 432 through the bolts; the two forceps arms of the forceps jaws 433 are both designed to be bent, and the bent parts of the two forceps arms are rotatably connected with the side mounting plate 401 and the side positioning plate 402 through pin shafts 434.

When the clamp 4 works, when the wire clamping cylinder 404 extends and contracts, the two jaws 433 are rotatably connected with the side mounting plate 401 and the side positioning plate 402 through the pin shaft 434, and the positions are fixed and cannot move, so that when the wire clamping cylinder 404 extends and contracts, the two connecting arms 432 of the wire clamping cylinder apply force to the tail ends of the two jaws 433, and the opening and closing actions of the jaws 433 are realized.

Referring to fig. 5-6, in order to cooperate with the turnover mechanism to implement the whole tin dipping operation of the tail end of the flat cable, the tin dissolving mechanism 5 is integrally arranged below the clamp 4, the tin dissolving mechanism 5 comprises two mounting pieces 508, wherein the mounting pieces 508 are arranged at the bottom of the working table of the flat cable terminal pressing machine, a space for arranging the substrate 501 is reserved on the working table of the flat cable terminal pressing machine, and the substrate 501 and the collecting tank 509 are respectively and horizontally arranged on the side surfaces and the bottom of the two mounting pieces 508; one end of the top of the base plate 501 is provided with a soldering flux groove 503 through a mounting frame 502; the other end of the substrate 501 is provided with a scraping cylinder 506, and the center of the top of the substrate 501 is provided with a tin melting frame 504; a tin dissolving groove 505 is fixed on one side of the tin dissolving frame 504, a liquid leakage port 541 is reserved between the tin dissolving frame 504 and one side of the tin dissolving groove 505 close to the scraping cylinder 506 and on the substrate 501, and a notch 551 is arranged on one side of the tin dissolving groove 505 close to the liquid leakage port 541; a heating pipe 510 is arranged at the bottom of the tin dissolving tank 505; the number of the scraping cylinders 506 is two, and the two cylinders are divided into a cylinder A and a cylinder B, the cylinder A is vertically arranged at the end part of the base plate 501, the cylinder B is horizontally arranged at the top of the cylinder A, and a scraping plate 507 is horizontally arranged on a telescopic rod at the front end of the cylinder B; the scraping plate 507 extends to the inner side of the tin dissolving tank 505 through the notch 551, and the matching of the scraping cylinder 506 and the scraping plate 507, in combination with the notch 551 on the tin dissolving tank 505 and the liquid leakage opening 541 between the substrate 501 and the tin dissolving frame 504, facilitates the scraping plate 507 to clean the oxide layer on the surface of the tin dissolving tank 505, and ensures the quality of the flat cable tin dipping.

Referring to fig. 7, a tin feeding unit 12 is further disposed on a side surface of the turnover mechanism, and a tin bar roller 14 is further mounted at a tail end of the tin feeding unit 12 through a tin wheel frame 13; the tin feeding unit 12 comprises a mounting corner plate 121; the top of the installation corner plate 121 is fixedly provided with a guide plate 124 through a backing plate 122, the bottom of the installation corner plate 121 is fixed with a tin feeding motor 123, the middle part of the guide plate 124 is provided with a notch 125, the notch 125 is internally and rotatably provided with a driving wheel 126 in transmission connection with the tin feeding motor 123, the top of the backing plate 122 is rotatably provided with a driven wheel 127 corresponding to the notch 125, the driving wheel 126 and the driven wheel 127 are in relative design, a threading hole 129 is formed in the position, corresponding to a gap between the driving wheel 126 and the driven wheel 127, of the guide plate 124, elongated mounting holes 128 are formed in positions, located on two sides of the notch 125, of the guide plate 124, the tin feeding unit 12 drives the driving wheel 126 to rotate through the tin feeding motor 123, the driven wheel 127 is combined with the notch 125, the tin feeding through the threading hole 129 is pushed forward, and the tin feeding is carried out into the tin dissolving tank 505.

The terminal pressing processing is completed by flat cable single-end terminal pressing equipment, when the cutting and peeling mechanism completes corresponding actions, the clamp 4 is in a horizontal state and clamps a flat cable, after the flat cable is cut and peeled, the overturning motor 10 drives the gear disc 7 to rotate through the toothed belt 11, and simultaneously the wire feeding mechanism 3 rotates, the jaw 433 of the clamp 4 rotates towards the soldering flux groove 503 direction of the tin dissolving mechanism 5 below, so that the tail end of the wire clamped by the jaw 433 is dipped in soldering flux, then the lead screw motor 311 in the wire feeding mechanism 3 drives the driving lead screw 309 to rotate, so that the lead screw nut 310 on the lead screw nut moves, on the premise that the angle of the clamp 4 is unchanged, the whole clamp 4 is lifted upwards, the end part of the wire clamped by the clamp is higher than the soldering flux groove 503, then the overturning motor 10 moves again, so that the jaw 433 of the clamp 4 corresponds to the tin dissolving groove 505, at the moment, the lead screw motor 311 works to drive the lead screw nut 310 to move, so that the whole wire clamp 4 moves downwards until the end part of the wire is dipped in liquid tin.

It needs to be further explained that: the operation of the flat cable single-end terminal pressing processing equipment and the processing flow and sequence of the wire are the prior known technology, so that the detailed description of how the wire is cut and peeled and other processing steps of the flat cable except tin dipping processing are not repeated in the application.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a winding displacement tin sticky mechanism, includes tilting mechanism, dissolves tin mechanism (5), its characterized in that: the turnover mechanism comprises a left vertical plate (1) and a right vertical plate (2); a wire feeding mechanism (3) is rotatably arranged between the left vertical plate (1) and the right vertical plate (2); a gear disc (7) is rotatably mounted on the outer side of the left vertical plate (1) through a first bearing (6); the gear disc (7) is in transmission connection with a turnover motor (10) arranged on the left vertical plate (1) through a toothed belt (11), and a bearing shaft in the middle of the gear disc (7) is fixedly connected with one end of the wire feeding mechanism (3); a clamp (4) is arranged on the outer side of the right vertical plate (2);

the wire feeding mechanism (3) comprises two side plates (301) which are parallel and vertically arranged, the front end and the rear end of each of the two side plates (301) are fixedly connected together through a tail end plate (302) and a front end plate (303), a circular positioning circular ring (305) is integrally formed on the outer side of each of the front end plates (303), a rectangular sliding hole (304) is formed in the inner side of each positioning circular ring (305), a circular through hole is formed in the middle of the right vertical plate (2) corresponding to the positioning circular ring (305), and the positioning circular rings (305) are rotatably connected with the circular through holes through second bearings (15) sleeved on the outer sides of the positioning circular rings;

a sliding rail (306) and a rotatably mounted driving lead screw (309) are fixedly mounted between the two side plates (301) and at a position close to the front end plate (303), a sliding block (307) is slidably mounted on the outer side of the sliding rail (306), a lead screw nut (310) is rotatably sleeved outside the driving lead screw (309), and one sides of the sliding block (307) and the lead screw nut (310) are fixed through a connecting plate (308); a screw motor (311) is further installed between the two side plates (301), the screw motor (311) is in transmission connection with a gear at one end of a driving screw (309) through a toothed belt (11), a mounting seat is integrally formed on one side of a screw nut (310), and the mounting seat penetrates through a sliding hole (304) and then is fixedly connected with one side of a clamp (4).

2. The flat cable tin-dipping mechanism as claimed in claim 1, wherein: the left vertical plate (1) and the right vertical plate (2) are both vertical and are arranged in parallel, and two blocking pieces (8) are symmetrically arranged on the outer side of the gear disc (7) by taking the circle center of the gear disc (7) as an original point; and a sensor (9) is arranged at the bottom of the outer side of the left vertical plate (1) corresponding to the moving position of the baffle (8).

3. The flat cable tin-dipping mechanism as claimed in claim 1, wherein: the width of the positioning circular ring (305) is consistent with the thickness of the right vertical plate (2), and two sides of the mounting seat are attached to the inner side walls of two sides of the sliding hole (304) in a sliding manner;

the middle part of the tail end plate (302) is fixedly arranged with a bearing shaft of the gear disc (7).

4. The flat cable tin-wetting mechanism of claim 1, wherein: the clamp (4) comprises a wire clamping cylinder (404), the front end of the wire clamping cylinder (404) is respectively fixed with a side mounting plate (401) and a side positioning plate (402), and a clamp head mechanism (403) is arranged between the side mounting plate (401) and the side positioning plate (402); the side edge of the wire clamping cylinder (404) is provided with an installation block (405) which is fixedly connected with an installation seat on the screw rod nut (310) through a bolt;

the binding clip mechanism (403) comprises a connector (431) fixedly mounted on a telescopic rod at the front end of the wire clamping cylinder (404), two connecting arms (432) which are attached side by side are rotatably mounted on the inner side of the connector (431) through bolts, and jaws (433) which are designed oppositely are respectively mounted at the end parts of the two connecting arms (432) through the bolts; two the tong arm of keeping silent (433) is the structural design of buckling, and the department of buckling of two tong arms all rotates with side-mounting board (401) and side locating plate (402) through round pin axle (434) and is connected.

5. The flat cable tin-dipping mechanism as claimed in claim 1, wherein: the whole tin dissolving mechanism (5) is positioned below the clamp (4), the tin dissolving mechanism (5) comprises two mounting pieces (508), and the side surfaces and the bottoms of the two mounting pieces (508) are respectively and horizontally provided with a base plate (501) and a collecting tank (509); one end of the top of the substrate (501) is provided with a soldering flux groove (503) through a mounting frame (502); the other end of the substrate (501) is provided with a scraping cylinder (506), and the center of the top of the substrate (501) is provided with a tin dissolving frame (504); a tin dissolving groove (505) is fixed on one side of the tin dissolving frame (504), a liquid leakage opening (541) is reserved between the tin dissolving frame (504) and one side of the tin dissolving groove (505) close to the material scraping cylinder (506) and on the substrate (501), and a notch (551) is arranged on one side of the tin dissolving groove (505) close to the liquid leakage opening (541); a heating pipe (510) is installed at the bottom of the tin melting tank (505);

the material scraping cylinders (506) are divided into two cylinders A and two cylinders B, the cylinders A are vertically arranged at the end part of the base plate (501), the cylinders B are horizontally arranged at the top of the cylinders A, and the telescopic rods at the front ends of the cylinders B are horizontally provided with a material scraping plate (507); the scraping plate (507) extends to the inner side of the tin melting tank (505) through the notch (551).

6. The flat cable tin-dipping mechanism as claimed in claim 1, wherein: a tin feeding unit (12) is further arranged on the side face of the turnover mechanism, and a tin bar roller (14) is further mounted at the tail end of the tin feeding unit (12) through a tin wheel frame (13);

the tin feeding unit (12) comprises a mounting corner plate (121); the tin soldering iron is characterized in that a material guide plate (124) is fixedly mounted at the top of the installation corner plate (121) through a base plate (122), a tin feeding motor (123) is fixed at the bottom of the installation corner plate (121), a notch groove (125) is formed in the middle of the material guide plate (124), a driving wheel (126) in transmission connection with the tin feeding motor (123) is rotatably mounted in the notch groove (125), a driven wheel (127) is rotatably mounted at the position, corresponding to the notch groove (125), of the top of the base plate (122), the driving wheel (126) and the driven wheel (127) are designed relatively, a threading hole (129) is formed in the position, corresponding to a gap between the driving wheel (126) and the driven wheel (127), of the inside of the material guide plate (124), and long-strip-shaped mounting holes (128) are formed in positions, on two sides, located on the notch groove (125), of the material guide plate (124).

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